Home / 124,402.24-171,695.04-73,416

Finding the Fourth Proportional to 124,402.24, 171,695.04 and 73,416

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Solution

The fourth proportional to 124,402.24, 171,695.04 and 73,416 is: 101,325.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,402.24 : 171,695.04 = 73,416 : x
  2. Step 2: Convert to fraction form
    124,402.24/171,695.04 = 73,416/x
  3. Step 3: Cross multiply
    124,402.24x = 171,695.04 × 73,416
  4. Step 4: Simplify right side
    124,402.24x = 12,605,163,056.64
  5. Step 5: Solve for x
    x = 12,605,163,056.64/124,402.24
  6. Step 6: Final answer
    x = 101,325.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.